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WorksheetsHierarchy, Organization, and Organ Systems
Total questions: 20
Worksheet time: 7mins
Which of the following is the smallest unit of all living things?
Organ
Tissue
Cell
Organ System
The heart and blood vessels are the primary organs of the ________ system.
Lymphatic
Respiratory
Integumentary
Cardiovascular
The skeletal muscles that contract and shorten to move the bones form the ________ system.
Muscular
Skeletal
Digestive
Endocrine
The ________ system rids the body of indigestible food residue in feces while the ________ system removes nitrogen-containing metabolic waste in urine.
urinary; digestive
cardiovascular; urinary
digestive; urinary
reproductive; disgestive
Which of the following levels of organization is inclusive of all others?
Chemical
Organ System
Organ
Cellular
The major organs of the cardiovascular system are the ________.
Skeletal Muscles
Brain, Spinal Cord, Nerves
Heart and Blood Vessels
Bones, Cartilage, and Ligaments
The main function of the respiratory system is to ________.
transport oxygen, nutrients, and wastes to and from body cells and tissues
produce sperm and eggs
control body activities through hormones released into the blood
supply the body with oxygen and remove carbon dioxide
The system that controls and coordinates the body using hormones is the ________.
endocrine system
skeletal system
nervous system
integumentary system
Which two organ systems include the pancreas?
urinary and respiratory systems
digestive and respiratory systems
digestive and endocrine systems
endocrine and respiratory systems
Which system covers the external surface of the body and protects deeper tissues?
lymphatic system
nervous system
endocrine system
integumentary system
What is the major function of the lymphatic system?
eliminate nitrogen-containing metabolic wastes from the body
break down food into absorbable units
return leaked fluids back to the cardiovascular system
secrete hormones to regulate body processes such as growth and reproduction
What are two organ systems that are involved in the excretion of wastes from the body?
muscular and skeletal
digestive and urinary
cardiovascular and skeletal
cardiovascular and nervous
Cells are the building blocks of all matter.
True
False
Responsiveness, or irritability, is the major responsibility of the skeletal system.
True
False
The adrenals, pancreas, thyroid, and parathyroids are glands of the endocrine system.
True
False
The cardiovascular system delivers oxygen, nutrients, hormones, and other substances to, and picks up wastes such as carbon dioxide from, cells near sites of exchange.
True
False
Tissues are made up of different types of organs.
True
False
Excretes salts in perspiration and helps regulate body temperature.
digestive system
integumentary system
lymphatic system
muscular system
endocrine system
Removes nitrogen-containing wastes from the blood and disposes of them in the urine
endocrine system
muscular system
lymphatic system
solar system
urinary system
Glands secrete hormones to regulate other structures
digestive system
endocrine system
lymphatic system
urinary system
integumentary system
